GSM protocol fuzzing and other fun things you can do to GSM

With the recent availability of more Free Software for GSM protocols, such as OpenBSC, GSM protocol hacking is no longer off-limits. Everyone can play with the lower levels of GSM communications.

It's time to bring the decades of TCP/IP security research into the GSM world, sending packets incompatible with the state machine, sending wrong length fields and actually go all the way to fuzz the various layers of the GSM protocol stack.